What is the synaptonemal complex?

What will be an ideal response?


Ans: The synaptonemal complex is a proteinaceous structure that aligns homologous chromosome pairs at meiosis. The sister chromatids of a homolog have an axis of proteins called cohesins; the two axes of the two homologs are connected by Zip proteins.

Biology & Microbiology

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Which of the following was NOT a common curriculum tool in colonial New England?

A. Bible B. McGuffey Readers C. New England Primer D. Horn Book

Biology & Microbiology

How does an electron transport chain work in cells as a controlled energy release?

What will be an ideal response?

Biology & Microbiology

An action potential is brought about by

a. a sudden membrane impermeability. b. the movement of negatively charged proteins through the neuronal membrane. c. the movement of lipoproteins to the outer membrane. d. a local change in membrane permeability caused by a greater-than-threshold stimulus. e. the movement of negatively charged amino acids through the neuronal membrane

Biology & Microbiology

A hypothesis must be testable to be scientifically valid. Being testable means that _____.

Fill in the blank(s) with correct word

Biology & Microbiology